Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mr. William Allen Downs, MD

Individual provider Internal Medicine Physician · NPI 1073666434

Mr. William Allen Downs, MD is an Internal Medicine Physician in Dallas, Texas. Licensed in Texas. Registered with an NPI since 2007.

Licensed in
TX
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

7777 Forest Lane B 141
Dallas, TX 75230-2505
Phone: (972) 566-7005
Fax: (972) 566-3810
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence E9611 (TX)

Record details

NPI number1073666434
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 19, 2007
Last updated in NPPESMarch 2, 2010

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